Ogre3D (www.ogre3d.org) is a multi-platform, open-source 3D rendering engine.

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Could not load dynamic library .\RenderSystem_GL_d. System Error: %1 is not a valid Win32 application

I am using OGRE 1.8.1 SDK for Visual C++ 2010 (32-bit) from ogre3d.org/download/sdk and Ogre_VC10_Express_AppWizard_1.8.0.exe downloaded from https://bitbucket.org/ogreaddons/ogreappwizards/downloads. ...
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1k views

glsl shader to allow color change of skydome ogre3d

I'm still very new to all this but learning a lot. I'm putting together an application using Ogre3d as the rendering engine. So far I've got it running, with a simple scene, a day/night cycle system ...
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How do I create a manual object with colors for each vertex?

How do I create a shaded manual object with colours for each vertex? Eg if ogreObj is the Ogre::ManualObject : ogreObj->begin("BaseWhiteNoLighting", Ogre::RenderOperation::OT_TRIANGLE_LIST); ...
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1k views

Mouse position to world position for Camera

I am working on a case where when the mouse is moved upwards, the camera must also move upwards. I understand that for mouse picking we perform ray casting along a plane. I think my case is little ...
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9k views

Ogre vs. Irrlicht [closed]

I've experimented a bit with the Ogre (http://www.ogre3d.org) and Irrlicht (http://irrlicht.sourceforge.net) engines, both of which are open source and are trying to fill similar niches. From what ...
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42 views

Trouble in 3DS MAX 2016 exported ogre.mesh file refering the correct .material

Actually we have some trouble in exporting ogre mesh + material files correctly from 3dsmax. We are using "Easy Ogre Exporter V 2.40" for the export to ogre format. And actually just testing its ...
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39 views

Is Mogre (essentially Ogre, but C#) dead? If so what would be a viable alternative to it? [closed]

I've been looking around for a 3D engine where I can use C# to replace Unity lately, but haven't really come up with much. Ogre looked promising, but it wasn't C# however Mogre is. Sadly looks like it ...
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18 views

How can i apply texture to cylinders created using Ogre Procedural Geometry Library?

I am using Procedural::CatmullRomSpline3 to create cylinders between 3 control points, now instead of solid cylinders i need to create dashed/ dotted cylinders so is there a direct way to do so or ...
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34 views

Application is crashing with Ogre::ItemIdentityException

I am new to OGRE and i am trying to create a 3D line using following tutorial: http://www.ogre3d.org/tikiwiki/Line+3D and application is crashing with following exception Ogre::ItemIdentityException.
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238 views

In Ogre, how to get the depth buffer value?

I am rendering an object to a texture using the following setup code which I copied from Ogre's rendering to texture tutorial: Ogre::RenderTexture *renderTexture = ...
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48 views

Ogre3d Code:Blocks Linux

I want to create a Ogre3d project at CodeBlocks at Linux. But the tutorial from OgreWiki doesn't show how to do it, it only shows how to compile Ogre3D at Linux. So anybody created project at Linux ...
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46 views

What is a simple way to pull input from a keyboard and attach it to a std::string?

The question says it all to be honest. I have a game that I am making in Ogre3D, using OIS as the main input library. My issue is that I am attempting to use CEGUI (with tons of errors) all to simply ...
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1answer
366 views

Ogre 3D Visibility Advice

I would like an advice about some real-time rendering optimization. I'm rendering a BSP level, by only using the mesh, textures, entities, and lightmaps, not using VIS at all. I'm trying to make my ...
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858 views

How can I debug _why_ glDrawArrays is very slow?

I'm working on a game that uses CEGUI and Ogre. Recently, we've discovered that some of our customers with GeForce4 MX 4000's, performance is terrible. After a night spent debugging, I've tracked ...
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2k views

How to set the object's world position in bullet?

In my Ogre3d application I am first changing the parent of a node like this: // save object "Cube" into node*; then ... Vector3 absPos(node->_getDerivedPosition()); Quaternion ...
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3answers
4k views

Should I use OGRE3D or start from scratch with OpenGL for a large, procedural, open world game? [closed]

This question has probably been asked quite a few times, or something similar to it, but I'd like to get some better information on OGRE, since I felt that any descriptions I found weren't very ...
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385 views

Ogre PSSM Grass Receiving Shadows

So I made the switch to Ogre3D (v1.7) and using PagedGeometry. What I'm trying to do is make a simple scene with a terrain, some trees and grasses. In a nutshell, I would like to achieve this kind of ...
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640 views

Changing Ogre3D terrain lighting in real time

I'm looking at the Ogre 3D library and I'm browsing through some examples / tutorials. My question is about terrain. There are a few examples showing how great the terrain system is, but I think that ...
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1answer
376 views

Need help with a complex 3d scene (using Ogre and bullet)

In my setup there is a box with a hole on one side, and a freely movable "stick" (or bar, tube). This stick can be inserted/moved through the hole into the box. This hole is exactly as wide as the ...
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287 views

How to pass depth buffer from OGRE to CUDA?

I am using OGRE for rendering some objects. At every frame, I would like to pass the resulting depth buffer to CUDA for running some kernels on it and computing a result. How can I achieve this? How ...
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947 views

Can't sample texture in HLSL using DX11

Environment: Windows 7 x64 Visual Studo 2012 DirextX11 HLSL Shader Model 5 Ogre 1.9 Okay, so I'm trying to sample a texture in my pixel shader but I'm coming across some strange problems. Here's ...
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203 views

How to fix this existing shadow shader/material with alpha textures?

I hope I could get some help here in finally resolving this problem of mine re: shadow casting with alpha textures. Here's a screenshot on what I am hoping for as a result: A friend of mine just ...
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1answer
1k views

Blender wont export textures (materials) to OGRE3D .mesh

i am exporting a model from BLENDER to OGRE3D using the blender2ogre script. the desigre output is a single .mesh file but i know there should be also materials scripts that i should copy to my ogre ...
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557 views

What is Ogre::String?

I was working with the OGRE .NET bindings (MOGRE) for quite a long time. To improve my (not that good) C++ skills, I am switching from C# to C++. After implementing a basic OGRE application, I was ...
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713 views

How to create a sun billboard with Ogre3d

I've been working with a few different engines alongside trying to code my own project. Rather than rewrite an entire renderer, etc I am using Ogre3d. To begin with I am trying to implement a very ...
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134 views

How do I get my polygons to be lighted by either side?

Okay, I am using Ogre3D and Gorilla(2D library for ogre3D) and I am making Gorilla::Screenrenderables in the open scene. The problem that I am having is that when I make a light and have my ...
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1answer
452 views

Ogre3D particle effect causing error on iPhone

1) First I have added the Particle Folder from the Ogre SDK (contains Smoke.particle). 2) Added the Smoke.material And smoke.png and smokecolors.ong. 3) After this I added the Plugin = ...
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324 views

Ogre: Light not reflecting correctly

In my Ogre 3d scene I have an empty box, and within that there are three small cubes. The camera is also within the box, facing the three small cubes. The user can move and rotate the camera with the ...
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1answer
1k views

Which toolkit to use for 3D MMO game development? [closed]

Lately i've been thinking about which path to follow for developing an 3D Online game. I have googled a lot but i couldnt find a good article that covers both game development and online server & ...
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2answers
404 views

Spherical / Relative Gravity

I'm working on an Ogre3D + Bullet project that involves planets in a solar system. For all intents and purposes, I'm looking to give each planet it's own gravity sphere. So far, all I've found are ...
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202 views

Draw character silhouette when not visible

I have a mesh representing my character. I want to give it a partially transparent greyish silhouette when other objects are blocking it from view of the camera. I'm using Ogre3D, and GLSL as a ...
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How do I export my Blender model to OGRE XML format for jMonkeyEngine 3?

I'm an amateur software engineer with several simple 2D-game projects under my belt. I'v recently turned my attention towards creating a basic 3D game, nothing too fancy, just to get a grip on things. ...
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2k views

Draw wireframe overlay of model in GLSL

I have a 3D model that has a GLSL script, and I want to draw a line on each border of its polygons in the fragment shader. What should I do? Note: I am using Ogre3D, so I can't use OpenGL's ...
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1answer
3k views

Best 3D Physics Engine to use with Ogre [closed]

I am looking for a good physics engine to use with an Ogre game I'm writing. I would prefer for it to be free, open source, mature, simple to use, easy to learn, and flexible. I'm currently thinking ...
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178 views

Wrong UV mapping when using small textures and positions

I am using a really small texture (64x64) and when I use it as a UV map on my mesh, there are some incomplete lines from the color of the other side of the UV map rendered as well (in this case, ...
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2answers
253 views

General visual effects to meshes/entities

I am trying to add some visual effects to some entities, meshes, or whatever you want to call them as they are looking pretty dull in my game right now. What I want to achieve is this: ...
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Make a laser beam effect with Ogre and a BillboardChain

http://www.lpi.usra.edu/lunar/missions/apollo/apollo_15/images/laser_beam_lg.gif I want to be able to such an effect, but I don't really know how the BillboardChain class works or how I can use it, ...
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Bad texture on model with different GPU [closed]

I have some kind of distortion on the texture of my 3D model. It works perfectly well on an AMD GPU, but when testing on a integrated Intel HD graphics card it has a weird issue. I don't have a ...
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1answer
222 views

Why is there high performance hit with many meshes?

I am currently reading upon Geometry Instancing, as I want to render a lot of animatable objects on the screen. However I have come to a more fundamental question first: Why do I even need to use it? ...
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1answer
1k views

Detect when a bullet rigidbody is on ground

I have a rigidbody that is on top of a plane or another rigidbody. How do I check if said rigidbody is on top of it? I tried to check the Y-part of the velocity but it is never 0, it is always a ...
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1answer
143 views

Shadows go through meshes, and also being applied to itself

I am using Ogre3D and I am using stencil shadows for my character. They work pretty well, but I have 2 problems: first, the shadow is applied to the entity it is casting the shadow, and secondly, the ...
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1answer
317 views

Continuous world and very large levels: going around the FPU limitations with Ogre3D

I'm currently using Ogre3D, and I'm wondering is it's possible to have a very large level (hundreds of kilometers) using the right scenemanager. Storing or having the level is not a problem, since I ...
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1answer
408 views

Using Ogre particle point billboards with shaders

I'm learning about using Ogre particles and had some questions about how the point type particles work. Q. I believe point type particles are implemented as a single position. Is one single vertex is ...
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1answer
148 views

Edges drop out when rendered at a long distance

I have this weird effect when rendering small objects at a long distance. I already tried using anisotropic filtering but maybe I am not doing it right. Material script: material Platform/Border { ...
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111 views

Variable sized cube texture stretching problem

I have a 1x1x1 cube made in Blender with a simple UVW mapping. It represents a 3D platform of variable size. The thing is that this cube gets resized a lot, and I want to draw a "border" of a ...
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43 views

Stick 2 btRigidBodies together

I have a platform with btBoxShape as shape, and I want to rotate it every certain amount of time to simulate a rotating platform. Right now I rotate it with Ogre (my rendering engine) and use a ...
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2answers
1k views

Entity system game design and input handler

I have started create a lightweight game engine with Ogre and C++. I have a abstract component class and an abstract entity class. #ifndef ENTITY_HPP_ #define ENTITY_HPP_ #include <string> ...
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213 views

2D vector to Quaternion

I have a 2D vector (with only X and Y), and my engine only supports orientation through Quaternions. How do I translate a 2D vector to a quaternion? The X and Y represent the direction (so X = 0 ...
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769 views

How to check whether a ray cast hits a specific side of an object?

I am using Ogre3d to develop a 3d simulation/game. One task is to determine whether the user has focused the camera on a specific object. So I cast a ray from the camera to what is currently in the ...
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1answer
702 views

Projecting world coordinates to screen coordinates issue - points disappear when origin not in view

I am trying to implement a 2d line drawing effect on a 3d mesh using Ogre. In order to do so, I perform silhouette detection on the lines of the object (this works) and then project these lines from ...